“Report to SBSTA 18 from the GCOS steering committee regarding the Second Report on the Adequacy of the Global Observing Systems for Climate”, available at http://www.wmo.ch/web/gcos/gcoshome.html
"Report to SBSTA 18 from the GCOS steering committee regarding the Second Report on the Adequacy of the Global Observing Systems for Climate", en http://www.wmo.ch/web/gcos/gcoshome.html